(19)

(11)

EP 3 820 367 A2

(12)

(88) Date of publication A3: 27.08.2020 (43) Date of publication: 19.05.2021 Bulletin 2021/20 (21) Application number: 19833794.1 (22) Date of filing: 10.07.2019

(51) International Patent Classification (IPC):  A61B 5/11(2006.01) A61H 99/00(2006.01) A61N 1/36(2006.01) A61H 1/00(2006.01) A61N 1/04(2006.01) A61N 1/02(2006.01) (86) International application number: PCT/IB2019/055894 (87) International publication number: WO 2020/012389 (16.01.2020 Gazette 2020/03)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 12.07.2018 CL 20181900 (71) Applicant: Biomedical Devices SPA Providencia Santiago, 7510034 (CL)

(72) Inventors: CAMPOS URIBE, Luis Osvaldo Ñuñoa Santiago (CL) CAMPOS URIBE, Moisés Aaron Huechuraba Santiago (CL) MARDONES MARDONES, Sebastián Osvaldo Santiago Santiago (CL) RIGOTTI THOMPSON, Mattia Ignazio Las Condes Santiago (CL) HOSIASSON RETAMAL, Matías Felipe La Reina Santiago (CL) (74) Representative: Clarke Modet & Co.  C/ Suero de Quiñones 34-36 28002 Madrid 28002 Madrid (ES) (56) References cited: :